Fix bug where parent paths don't exist for creating dlc project

Author: darsnack

packages/cheese3d/cheese3d/backends/dlc.py

@@ -25,6 +25,7 @@ def __init__(self,
         super().__init__()
         self.name = name
         self.root_dir = root_dir
+        self.root_dir.mkdir(parents=True, exist_ok=True)
         self.experimenter = experimenter
         self.date = maybe(date, datetime.now().strftime("%Y-%m-%d"))
         self.videos = videos

packages/cheese3d/cheese3d/project.py

@@ -416,12 +416,12 @@ def _create_labels(self):
                                "(hint: maybe you forgot to set `model.name` in the config?")
         # create label root if it doesn't exist
         label_path = self.model_path / self.model.name / "labels"
-        label_path.mkdir(exist_ok=True)
+        label_path.mkdir(parents=True, exist_ok=True)
         # create label folders for each video
         for recording in self.sessions.values():
             for video in recording.values():
                 label_folder = label_path / video.stem
-                label_folder.mkdir(exist_ok=True)
+                label_folder.mkdir(parents=True, exist_ok=True)
 
     def _label_folder_paths(self):
         if self.model is None: